Some collectors are unwilling to share the rare items publicly as doing so risks decreasing the value of their prototypes.

Some notable collectors were Pope Boniface VIII, Emperor Maximilian of the Holy Roman Empire, Louis XIV of France, Ferdinand I, Henry IV of France and Elector Joachim II of Brandenburg, who started the Berlin Coin Cabinet ( German: Münzkabinett Berlin ).

Some collectors focus on coins of a certain nation or historic period.

Some collectors are completists and seek an example of every type of coin within a certain category.

* Copy collections: Some collectors enjoy acquiring copies of coins, sometimes to complement the authentic coins in their collections.

Some countries authorize the production of postage stamps that have no postal use, but are intended instead solely for collectors.

Some collectors assume that it was also supplied as OEM product, Multivox CB-50.

Some collectors prefer a traditional stamp album.

Some collectors are generalists, accumulating merchandise, or stamps from all countries of the world.

Some collectors collect only in childhood while others continue to do so throughout their lives and usually modify their aims later in life.

Some novice collectors start purchasing items that appeal to them, and then slowly work at acquiring knowledge about how to build a collection.

Some collectors consider this as a third series but since unlike all series it was not published in the official journal of the European Union, it is actually an amendment and not a new series.

Some stamp collectors are interested in the cancellations themselves, on or off cover, of a particular country or issue, or collect a specific type of cancellation, such as fancy cancels.

Some art museums and art collectors feature American Western Art.

Some shell collectors find their own material and keep careful records, or buy only " specimen shells ", which means shells which have full collecting data: information including how, when, where, in what habitat, and by whom, the shells were collected.

Some collectors may specialize in specific fields ( such as Nobel Prize winners ) or general topics ( military leaders participating in World War I ) or specific documents ( i. e., signers of the Charter of the United Nations ; signers of the U. S. Constitution ; signers of the Israeli Declaration of Independence ; signers of the Charter of the European Common Union ; signers of the World War II German or Japanese surrender documents ).

Some collectors take note of which celebrities are the most gracious or the least forthcoming.

Some stamps, intended only for sale to stamp collectors have been issued without gum, for instance the United States Farley's Follies souvenir sheets of 1933.

Some of these cymbals are now collectors ' items.

Some of the early Moulton bicycles are today considered to be collectors ' items.

Some klystrons include depressed collectors, which recover energy from the beam before collecting the electrons, increasing efficiency.

Some collectors and investors also try to anticipate future trends and buy low now, this however, is difficult to get right and may take a long time to pay off.

Some limited edition sets from past collectors have drawn up to three times the original value.

Some coil issues will require collectors to save longer than even the PNC5 mentioned earlier.

Some modern descendants of this culture often choose to use the term " Ancestral Pueblo " peoples.

Some electrical engineers choose to pursue a postgraduate degree such as a Master of Engineering / Master of Science ( M. Eng ./ M. Sc.

Some people choose to make their funeral arrangements in advance, so at the time of their death, their wishes are known to their family.

Some choose to interpret them as three stages in a woman's life, separated by menarche and menopause.

Some lottery players will choose the same numbers every time, or intentionally change their numbers, but both are equally likely to win any individual lottery draw.

Some studies suggest that adolescent perpetrators of sibling abuse choose younger victims, abuse victims over a lengthier period, use violence more frequently and severely than adult perpetrators, and that sibling abuse has a higher rate of penetrative acts than father or stepfather incest, with father and older brother incest resulting in greater reported distress than stepfather incest.

Some have attempted to argue that ICANN was never given the authority to decide policy, e. g., choose new TLDs or shut out other interested parties who refuse to pay ICANN's US $ 185, 000 fee, but was to be a technical caretaker.

Some brewers choose to work only with LME, because they feel it works best for the result they wish to achieve.

Some physicians also choose methadone for treating chronic pain in patients who are thought to have a propensity for addiction, because it causes less of an intoxicated or euphoric " high ".

Some will choose to include it whatever the circumstances and will face down any critics.

Some travellers " collect " immigration stamps in passports, and will choose to enter or exit countries via different means ( for example, land, sea or air ) in order to have different stamps in their passports.

Some users may choose a chorded keyboard for one-handed use.

Some video games only have one player character, others, especially two player games have two, or another small number of player characters to choose from, one for each player.

Some, like the group Libertarians for Life, consider abortion to be an act of aggression against a fetus, while others, like the group Pro-Choice Libertarians, consider denying a woman the right to choose abortion to be an act of aggression against her.

Some museums choose to collect pieces original to the period while not original to the house.

Some winemakers choose to harvest their grapes at different ripeness levels in order to incorporate these different elements and potentially add some layer of complexity to the wine.

Some customers choose to use equipment that is powered directly by 48VDC ( nominal ) battery banks.

Some species, such as lechwes, pursue a lek breeding system, where the males gather on a lekking ground and compete for a small territory, while the females appraise males and choose one with which to mate.

Some of them choose the name " Leefbaar " ( liveable ).

Some Houses choose to elect more than one.

Some performers and artists may choose to simplify their name to make it easier to spell and pronounce, and easier for others to remember.

Some choose to work with a guide, who has been trained in the lineage of Murshid Inayat Khan, Pir Vilayat Inayat Khan, and Pir Zia Inayat Khan ( and ultimately through the Chisti order in India ).

Some such Minds choose to " sleep " in between periods of conflict, due to their boredom and uneasiness with typical existence in the Culture.

Some players may choose to buy into games with a " short stack ", a stack of chips that is relatively small for the stakes being played, with the intention of going all in after the flop and not having to make any further decisions.